51931229

素因数分解:

$7^4\times {\mathrm{43}}^1\times {\mathrm{503}}^1$

素因数の和:574

約数の個数: 20

約数和(自身を含む): 62114976

約数和(自身を除く): 10183747

約数列:

[1, 7, 43, 49, 301, 343, 503, 2107, 2401, 3521, 14749, 21629, 24647, 103243, 151403, 172529, 1059821, 1207703, 7418747, 51931229]

約数ペア:

[(1, 51931229), (7, 7418747), (43, 1207703), (49, 1059821), (301, 172529), (343, 151403), (503, 103243), (2107, 24647), (2401, 21629), (3521, 14749)]